Brian McLogan
Use factoring to help us determine the LCD when subtracting two rational expressions
Learn how to add/subtract rational expressions with trinomials in the denominator. When adding or subtracting two or more rational expressions with common denominators, we add or subtract only the numerator while we keep the denominator...
Brian McLogan
Combining rational expression with unlike denominators
Learn how to add and/or subtract rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. When adding or subtracting rational...
Brian McLogan
Using factoring to help us determine the LCD and solve a rational expression
👉 Learn how to solve rational equations. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. There are many ways to solve rational expressions, one...
Brian McLogan
Using triangles to evaluate for the difference formula of tangent
👉 Learn how to evaluate the secant of the sum or difference of two angles using the sum/difference formulas. To do this, we first use the Pythagoras theorem to obtain all the sides of the right triangle in the unit circle. Recall that...
Brian McLogan
Learn how to multiply rational exponents
👉 Learn how to multiply with rational powers. To multiply two or more numbers/expressions with rational exponents, we apply the basic rules of exponents. If the two numbers/expressions are the same, we simply take one of the number and...
Brian McLogan
Adding fractions with like denominators with improper answers
👉 Learn how to add or subtract fractions with common denominators. When adding or subtracting two or more fractions with common denominators, we add or subtract only the numerator while we keep the denominator the same. We will then...
Curated Video
Adding Fractions and Interpreting Data on a Line Plot
In this video, students will learn how to add fractions to solve word problems by interpreting data on a line plot. The teacher explains the concept of line plots and how to add fractions with both common and uncommon denominators.
Curated Video
Using Line Plots to Solve Science Experiment Problems
This video lesson explains how to use line plots to solve problems and interpret data. It emphasizes the importance of organizing data and being accurate with spacing when creating line plots. The example used in the video involves a...
Curated Video
Estimating Fractions: Assessing Reasonableness in Word Problems
In this video, the teacher guides students through the process of estimating and solving word problems involving fractions. They explain the concept of benchmark fractions and demonstrate how to use mental estimation to arrive at...
Curated Video
Subtracting Fractions and Interpreting Data on a Line Plot
In this video, students learn how to subtract fractions to solve word problems using data presented in a line plot. The video explains the process of subtracting fractions with common denominators and uncommon denominators, and...
Brian McLogan
Master Verifying trigonometric identities with multiple steps
Master Verifying trigonometric identities with multiple steps
Curated Video
Creating a Line Plot for Data with Common Denominators
The video is a lesson on creating a line plot, which is a type of graph used to display the frequency of data along a number line. The video explains how to use common denominators to organize a data set in a table and then plot it on a...
Curated Video
Comparing Fractions: Using Visual Models
In this lesson, students will learn how to compare fractions with different denominators using visual fraction models. They will understand that fractions represent parts of a whole or a set, and that the numerator represents the shaded...
Curated Video
Add Mixed Fractions: Using Improper Fractions
In this video, you will learn how to add mixed fractions with different denominators. By converting the mixed fractions into improper fractions, finding the least common multiple of the denominators, and simplifying the answer through...
Curated Video
Adding Tenths and Hundredths by Creating Equivalent Fractions
This video explains how to add fractions with different denominators by creating equivalent fractions. Examine visual examples of how to convert fractions into a common denominator and then add the numerators.
Curated Video
Adding Mixed Fractions with Unlike Denominators: Converting, Regrouping, and Simplifying
In this lesson, students will learn how to add mixed fractions with unlike denominators by converting the fractional parts to common denominators, regrouping fractions into whole numbers, and simplifying answers using greatest common...
Khan Academy
Adding and Subtracting Fractions
This video shows how to add, subtract, and simplify fractions using a pie graph and an infinite blackboard. Once he has established the rule, Sal throws the viewer a curve ball with a fraction subtraction problem that results in a...
Khan Academy
Adding Fractions with Like Denominators, Fractions, Pre-Algebra
Show your students this presentation to help them understand how to add fractions with like denominators. Sal adds 3/15 to 7/15 and then simplifies his answer. He uses drawings and multiple colors to show the actual process.
Math Antics
Adding Mixed Numbers
Mathematicians walk through the problem-solving process with a nine-minute video that focuses on adding mixed numbers with like and unlike denominators. The host points out and discusses how to use the stacked form, carry, regroup, and...
Corbett Maths
Ordering Fractions
Put fractions in their place. An informative video shows learners how to order fractions with common denominators. The class sees a method of ordering fractions with uncommon denominators by creating equivalent fractions with a common...
Math Antics
Common Denominator LCD
Do not use the easiest but the first. The video shows a method to find a common denominator by finding the least common denominator to add fractions. By listing the multiples of the denominators, learners easily identify the least common...
Math Antics
Common Denominator ECD
Find the easiest common denominator. A video demonstrates finding a common denominator to add fractions. Pupils learn how to find a common denominator by using the product of the two denominators. After finding the common denominator,...
Corbett Maths
Adding Algebraic Fractions
The process requires the combination of several concepts. A video shows how individuals need several concepts to add rational expressions. Pupils must remember they need to find common denominators, combine like terms, and use the...
Krista King Math
Fractional Equations
Teach the least common multiple approach to converting fractions to integers within an equation with a video tutorial that explains how to find the LCM of the denominators in the equation. The instructor then uses the LCM and the...